In the software development lifecycle, the deployment phase is critical. Regardless of the quality of the underlying application code, a flawed installation process can lead to user frustration, support ticket proliferation, and system instability. The "Desktop Installer" is a utility program that automates the placement of software files, configuration settings, and dependencies onto a user's local machine.
| Feature | Inno Setup | Windows Installer (MSI) | WiX Toolset | Electron-Builder | | :--- | :--- | :--- | :--- | :--- | | | Script-Based | Package-Based | Package-Based (XML) | Hybrid/Modern | | Platform | Windows Only | Windows Only | Windows Only | Win, Mac, Linux | | Learning Curve | Low | High | Medium | Low | | Enterprise Ready | Moderate | High | High | Moderate | | Customization | High | Moderate | High | Moderate | desktop installer
Squirrel is a set of tools and libraries used by applications like Slack and Discord. It shifts the paradigm from "installers" to "updates." In the software development lifecycle, the deployment phase